1. Agenda Nov. 16
6.1 - Slope of a line
Homework 8 p. 286 # 1 - 12
For 10 - 12 graph, then figure rise/run

2. 2001 2002 2003 2004 2005 2006 2007 2008
PARKER MIDDLE SCHOOL ENROLLMENT
SCHOOL YEAR
#OFSTUDENTSENROLLED
2000
530
540
550
560
570
580
590
600

4. ratio of rise
run
Pul
l
Pul
l
rate of change
Pul
l
Pul
l
Pul
l
Pul
l
y2 - y1
x2 - x1
can be positive or negative Pul
l
Pul
l
ratio of vertical (y) change
horizontal (x) change Pul
l
Pul
l
Slope

5. Rate of Change =
change in y
change in x
vertical change
horizontal change
y2 - y1
x2 - x1
= =rise
run
slope ==

6. 5
2
rise
run
5
2
=

7. Rate of Change =
change in y
change in x
vertical change
horizontal change
y2 - y1
x2 - x1
= =rise
run
slope ==

13. WHITEBOARD PRACTICE:
Plot the points, then find the slope of the line between them:
(1, 5) (5, -1)
-3/2
(-3, 4) (-2, -2) -6
(3, 4) (1, 0)
2
(-4, -4) (6, -2) 1/5

14. Does Taz spin at a constant rate? If so, what is it?
change in spins
change in minutes
8,000 - 4,000
4 - 2
4,000
2
2,000 spins per minute

15. Attachments
What_is_Slope__asf.asf